For many of us, 3D printing means printing in plastic of some kind — both filament or photograph resin. Nevertheless, now we have all needed to print in different supplies — particularly extra substantial supplies. Metallic printers exist however they aren’t low cost. Nevertheless, it’s attainable to print molds and solid steel components utilizing them. [Amos Dudley] prints molds. However as an alternative of steel, he casts components out of glass.
[Amos] covers a number of strategies. The primary is making a aid (that could be a 3D form that grows out of a base). Based on the publish, this prevents troublesome undercuts. He then casts a mildew from silica and makes use of a kiln to soften glass into the mildew. You may anticipate to try this with a full-size kiln, however you may truly get a cheap small kiln that matches in your microwave oven.
The second approach is a lost-wax type course of during which the plastic burns away in a high-temperature kiln. The ultimate approach creates an inner void to make it seem an object is inside one other object.
For small objects, this appears to be like like it will be very accessible. Artwork suppliers have cheap kits for glass casting for which you solely want a kiln or a microwave. Small kilns are moderately low cost, otherwise you could possibly discover somebody to provide you or hire you kiln time.